312 GNATS OR MOSQUITOES — CHAPTER XII 



2'2. ANOPHELES LEUCOPHYRUS. Donitz. 



(Insect. Borse, Jan., 1901, p. .37.) 



Fig. 44. — Whig of An. leucophyrus, Donitz, $ (diagrammatic). 



Wings -with the costa yellowish at the very apex, but gene- 

 rally black, interrupted by six narrow yellow intervals, the two 

 larger of which are placed opposite the transverse veins and the 

 middle of the anterior fork-cell respectively ; of the remaining 

 four, two are large basal dots, and the remaining two take the 

 form of a good sized spot placed opposite the fork of V, sub- 

 divided into two by minute black dots on the costa, aux., and I. 

 All the long veins show alternate lengths of feiTuginous and dark 

 brown scales ; the wing fringe is dark with pale interruptions at 

 the longitudinal junctions, the black patch opposite the anterior 

 fork-cell being specially prominent. Tarsi dark brown with 

 yellow bands on the articulations, including the tibio-tarsal ; 

 ground colour of thorax light yellowish-brown, with a narrow 

 median dark line expanding behind into a triangular patch 

 before the scutellum and with an indistinct round expansion a 

 little in front of this, with a pair of irregular double spots well 

 to the sides In the front of the thorax there remain some 

 yellow scales. Abdomen nude in its present condition, rather 

 light grounded, with an indistinct darker median line. 



$ .- Head dark brown, with nearly black scales on the nape, and a 

 scanty yellowish frontal tuft ; proboscis nearly black with a sharply 

 defined whitish apex. Palpi nearly black, very densely scaled at the 

 base, with yellowish apex and two indistinct yellowish bands. Pleurse 

 black, indistinctly marbled witii grey. Legs mottled with patches of 

 black ferruginous scales, \enter fuscous. Halteres liglit brown, with 

 darker motthng. Length. — About 6 mm. 



Habitat. — Sumatra. 



23. ANOPHELES KUMASII, Chalmers ("Lancet," Nov. 1900). 

 Wings with the costa black, with three yellowish spots on the 

 outer two thirds of the costa, and with numerous black spots on 

 the otherwise yellow-scaled long veins. Tarsi with yellowish 

 rings on the articulations. Thorax slate-coloured, with two dark 



